<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>day1_0115</title>
</head>
<style>
    .h{
        background-color: #e5d09d;
        color: coral;
    }
    .pro{
        height: 100px;
        font-size: 20px;
        background-color: #74a9b2;
    }
</style>
<body>
<div class="h">
    <h1>这是一级标题</h1>
    <h2>这是二级标题</h2>
    <h3>这是三级标题</h3>
    <h4>这是四级标题</h4>
</div>
<div class="pro">
    <p>这是一个段落，文字文字文字文<br>字文字文字</p>
</div>
<span>
    <a href="https://www.baidu.com">百度</a>
    <br>
    <a href="https://www.nuc.edu.cn/"><img src="../resources/img1.png" alt="校徽图" title="点击转到官网" height="100" width="250"></a>
</span>
<div>
    <table>

    </table>
</div>
</body>
</html>